Finding the Fourth Proportional to 1,790,908.05, 2,686,362.08 and 1,594,952.85
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Solution
The fourth proportional to 1,790,908.05, 2,686,362.08 and 1,594,952.85 is: 2,392,429.28
Step by Step Solution
- Step 1: Write the proportion equation
1,790,908.05 : 2,686,362.08 = 1,594,952.85 : x - Step 2: Convert to fraction form
1,790,908.05/2,686,362.08 = 1,594,952.85/x - Step 3: Cross multiply
1,790,908.05x = 2,686,362.08 × 1,594,952.85 - Step 4: Simplify right side
1,790,908.05x = 4,284,620,847,653.16 - Step 5: Solve for x
x = 4,284,620,847,653.16/1,790,908.05 - Step 6: Final answer
x = 2,392,429.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.